Color

#356a79

#356a79
hex#356a79
rgbrgb(53, 106, 121)
hslhsl(193, 39%, 34%)
oklchoklch(0.494 0.061 218.6)
Closest name: Astral (#376f89)Relative luminance 0.1245

Colors that go with #356a79

Charcoal, Sienna and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#794435

#357965 · #354879

#79356a · #6a7935

Split-complementary

Open in tool →

#793548 · #796535

#653579 · #794435 · #487935

Contrast

#356a79 as textRatioAAAA largeAAAFix
Aaon white
6.02:1passpassfail
  • AAA: use #2f5d6a as the text (7.25:1)
Aaon black
3.49:1failpassfail
  • AA: use #3e7d8e as the text (4.53:1)
  • AAA: use #55a0b4 as the text (7.07:1)
  • AA: or shift the background to #e0e0e0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #356a79 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#356a79 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #356a79
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #356a79 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/356a79-a2b5be-df4e75-1f242d-e9f1ef?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md